Potterton Sirius two FS 110, Installation Manual

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Tab.30 Authorised CO
2
ranges for gas type G20 for the models SIRIUS THREE FS 50 – SIRIUS THREE FS 70 – SIRIUS
THREE FS 90
Unit CO
2
at maximum power
(1)
Authorised CO
2
range at minimum power
(1)
% 8.5 7.8 - 8.2
% 8.6 7.9 - 8.3
% 8.7 8.0 - 8.4
% 8.8 8.1 - 8.5
% 8.9 8.2 - 8.6
%
9.0
(2)
8.3 - 8.7
% 9.1 8.4 - 8.8
% 9.2 8.5 - 8.9
% 9.3 8.6 - 9.0
% 9.4 8.7 - 9.1
% 9.5 8.8 - 9.2
(1) The CO
2
value is valid with the front panel mounted. If the front panel is removed (open chamber), the value readout is lower by 0.2%.
(2) Nominal value.
Tab.31 Authorised CO
2
ranges for gas type G20 for the SIRIUS THREE FS 110 model
Unit CO
2
at maximum power
(1)
Authorised CO
2
range at minimum power
(1)
% 8.7 8.2 - 8.6
% 8.8 8.3 - 8.7
% 8.9 8.4 - 8.8
% 9.0 8.5 - 8.9
% 9.1 8.6 - 9.0
% 9.2
(2)
8.7 - 9.1
% 9.3 8.8 - 9.2
% 9.4 8.9 - 9.3
% 9.5 9.0 - 9.4
% 9.6 9.1 - 9.5
% 9.7 9.2 - 9.6
(1) The CO
2
value is valid with the front panel mounted. If the front panel is removed (open chamber), the value readout is lower by 0.2%.
(2) Nominal value.
Tab.32 Checking and setting values for gas type G25
Unit SIRIUS THREE FS
50
SIRIUS THREE FS
70
SIRIUS THREE FS
90
SIRIUS THREE FS
110
Diameter of the Venturi mm 24 30 34 38
Diameter of the nozzles mm 4.20 (no. 2) Variable mixer noz­
zles: top part with a
diameter of 5.70
mm, bottom part
with a diameter of
6.50 mm.
6.30 (no. 2) Variable mixer noz­
zles: top part with a
diameter of 6.80
mm, bottom part
with a diameter of
7.70 mm.
Maximum CO ppm < 250 < 250 < 250 < 250
Tab.33 Authorised CO
2
ranges for gas type G25 for the models SIRIUS THREE FS 50 – SIRIUS THREE FS 70 – SIRIUS
THREE FS 90
Unit
CO
2
at maximum power
(1)
Authorised CO
2
range at minimum power
(1)
% 8.5 7.8 - 8.2
% 8.6 7.9 - 8.3
% 8.7 8.0 - 8.4
% 8.8 8.1 - 8.5
7 Commissioning
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